Apple has released the public builds of iOS 9.3.2, OS X 10.11.5, tvOS 9.2.1, and watchOS 2.1.1 after being in beta for almost a month and a half. The updates mainly contain bug fixes and improvements.
Watchos 2.2.1 RSS
Apple has seeded the second iteration of its developer betas for iOS 9.3.2, OS X 10.11.5, and watchOS 2.2.1. At the current time, there is no sign of a new tvOS 9.2.1 beta seed.
Apple has seeded new betas for all of its operating systems to developers. As the version numbers indicate, the new builds mainly focus on bug fixes and stability improvements for their respective OS.